Unicode Character 'DOT MINUS' (U+2238) |
  |
| Unicode Data | |
|---|---|
| Name | DOT MINUS |
| Block | Mathematical Operators |
| Category | Symbol, Math [Sm] |
| Combine | 0 |
| BIDI | Other Neutrals [ON] |
| Mirror | N |
| Index entries | MINUS, DOT symmetric difference difference, symmetric subtraction, saturating DOT MINUS saturating subtraction |
| Comments | saturating subtraction sometimes claimed as notation for symmetric set difference, but U+2206 is preferred |
| Version | Unicode 1.1.0 (June, 1993) |
| Encodings | |
|---|---|
| HTML Entity (decimal) | ∸ |
| HTML Entity (hex) | ∸ |
| How to type in Microsoft Windows | Alt +2238 |
| UTF-8 (hex) | 0xE2 0x88 0xB8 (e288b8) |
| UTF-8 (binary) | 11100010:10001000:10111000 |
| UTF-16 (hex) | 0x2238 (2238) |
| UTF-16 (decimal) | 8,760 |
| UTF-32 (hex) | 0x00002238 (2238) |
| UTF-32 (decimal) | 8,760 |
| C/C++/Java source code | "\u2238" |
| Python source code | u"\u2238" |
| More... | |
| Java Data | |
|---|---|
| string.toUpperCase() | ∸ |
| string.toLowerCase() | ∸ |
| Character.UnicodeBlock | MATHEMATICAL_OPERATORS |
| Character.charCount() | 1 |
| Character.getDirectionality() | DIRECTIONALITY_OTHER_NEUTRALS [13] |
| Character.getNumericValue() | -1 |
| Character.getType() | 25 |
| Character.isDefined() | Yes |
| Character.isDigit() | No |
| Character.isIdentifierIgnorable() | No |
| Character.isISOControl() | No |
| Character.isJavaIdentifierPart() | No |
| Character.isJavaIdentifierStart() | No |
| Character.isLetter() | No |
| Character.isLetterOrDigit() | No |
| Character.isLowerCase() | No |
| Character.isMirrored() | No |
| Character.isSpaceChar() | No |
| Character.isSupplementaryCodePoint() | No |
| Character.isTitleCase() | No |
| Character.isUnicodeIdentifierPart() | No |
| Character.isUnicodeIdentifierStart() | No |
| Character.isUpperCase() | No |
| Character.isValidCodePoint() | Yes |
| Character.isWhitespace() | No |
